Karkeniaceae

id: karkeniaceae-278-17313989
title: Karkeniaceae
text: Karkeniaceae is an extinct family in the order Ginkgoales. It contains the single genus Karkenia. It is distinguished by "Ovulate organs consisting of a peduncle and helically arranged, up to about 100 small, orthotropous but incurved ovules; pedicel present; nucellus largely free." Unlike other ginkgoales, the seeds are borne on cone-like aggregations. Ovuluate organs of Karkenia are associated with leaves of the Ginkgoites, Sphenobaiera and Eretmophyllum types. It is known from the Hettangian
brand slug: wiki
category slug: encyclopedia
description: Extinct family of seed-bearing plants
original url: https://en.wikipedia.org/wiki/Karkeniaceae
date created:
date modified: 2022-10-13T19:13:19Z
main entity: {"identifier":"Q6371286","url":"https://www.wikidata.org/entity/Q6371286"}
image: {"content_url":"https://upload.wikimedia.org/wikipedia/commons/a/a5/Karkenia_henanensis.jpg","width":677,"height":588}
fields total: 13
integrity: 15

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